title: Repeat injuries in an inner city population--Philadelphia, 1987-1988.
mesh_terms: D000058:Accidental Falls / Q000706:statistics & numerical data; D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D004630:Emergencies; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D008875:Middle Aged; D015143:Philadelphia / Q000453:epidemiology; D011159:Population Surveillance; D012008:Recurrence; D014754:Violence; D014947:Wounds and Injuries / Q000453:epidemiology*